a(n) contains n digits (either '1' or '6') and is divisible by 2^n.

A053334

a(n) contains n digits (either '1' or '6') and is divisible by 2^n.

Terms

    a(0) =6a(1) =16a(2) =616a(3) =1616a(4) =11616a(5) =111616a(6) =6111616a(7) =16111616a(8) =616111616a(9) =1616111616a(10) =61616111616a(11) =661616111616

External references